[ male announcer ] citibank mobile check deposit. easier banking. every step of the way. >>> mitch mcconnell makes no secret that obstruction is is the name of his game, but does his latest act go too far? on wednesday night, the republican minority leader was caught off guard and had to block a simple up or down vote on tax cuts for the middle class. majority leader harry reid said he had enough votes to pass the plan, which president obama introduced d on monday, but kentucky's arch conservative would rather protect low taxes for the rich than lend a hand. let's bring in dana milbank. thanks for joining us. look, all that maneuvering in the senate, it can be hard to keep track of, but doesn't this give us a very simple picture of who's on the side of working people and who's on the side of the very powerful? >> look, the senate has been institutionally a problem for a long time and it's getting worse and worse and yes, it is a problem on both sides regardless of who's in power. but you cannot deny that you have a minority leader who said that his